* xcoff.c: Don't leak a file descriptor if an archive is malformed.
From-SVN: r250684
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9761988fc7
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afce7debdc
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@ -1,3 +1,7 @@
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2017-07-28 Tony Reix <tony.reix@atos.net>
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* xcoff.c: Don't leak a file descriptor if an archive is malformed.
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2017-07-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
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* fileline.c (fileline_initialize): Print pid_t as long.
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@ -1288,20 +1288,20 @@ xcoff_armem_add (struct backtrace_state *state, int descriptor,
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if (!backtrace_get_view (state, descriptor, 0, sizeof (b_ar_fl_hdr),
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error_callback, data, &view))
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return 0;
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goto fail;
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memcpy (&fl_hdr, view.data, sizeof (b_ar_fl_hdr));
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backtrace_release_view (state, &view, error_callback, data);
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if (memcmp (fl_hdr.fl_magic, AIAMAGBIG, 8) != 0)
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return 0;
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goto fail;
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memlen = strlen (member);
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/* Read offset of first archive member. */
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if (!xcoff_parse_decimal (fl_hdr.fl_fstmoff, sizeof fl_hdr.fl_fstmoff, &off))
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return 0;
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goto fail;
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while (off != 0)
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{
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/* Map archive member header and member name. */
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@ -1309,7 +1309,7 @@ xcoff_armem_add (struct backtrace_state *state, int descriptor,
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if (!backtrace_get_view (state, descriptor, off,
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sizeof (b_ar_hdr) + memlen,
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error_callback, data, &view))
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return 0;
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break;
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ar_hdr = (const b_ar_hdr *) view.data;
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@ -1345,6 +1345,7 @@ xcoff_armem_add (struct backtrace_state *state, int descriptor,
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backtrace_release_view (state, &view, error_callback, data);
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}
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fail:
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/* No matching member found. */
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backtrace_close (descriptor, error_callback, data);
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return 0;
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